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Finding the Fourth Proportional to 40,210, 60,383.04 and 26,193.76

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Solution

The fourth proportional to 40,210, 60,383.04 and 26,193.76 is: 39,334.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,210 : 60,383.04 = 26,193.76 : x
  2. Step 2: Convert to fraction form
    40,210/60,383.04 = 26,193.76/x
  3. Step 3: Cross multiply
    40,210x = 60,383.04 × 26,193.76
  4. Step 4: Simplify right side
    40,210x = 1,581,658,857.83
  5. Step 5: Solve for x
    x = 1,581,658,857.83/40,210
  6. Step 6: Final answer
    x = 39,334.96

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.